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Diffstat (limited to 'openssl/ms/uplink.c')
-rw-r--r--openssl/ms/uplink.c171
1 files changed, 90 insertions, 81 deletions
diff --git a/openssl/ms/uplink.c b/openssl/ms/uplink.c
index 6d59cb1f8..e58ab9d8f 100644
--- a/openssl/ms/uplink.c
+++ b/openssl/ms/uplink.c
@@ -1,117 +1,126 @@
#if (defined(_WIN64) || defined(_WIN32_WCE)) && !defined(UNICODE)
-#define UNICODE
+# define UNICODE
#endif
#if defined(UNICODE) && !defined(_UNICODE)
-#define _UNICODE
+# define _UNICODE
#endif
#if defined(_UNICODE) && !defined(UNICODE)
-#define UNICODE
+# define UNICODE
#endif
#include <windows.h>
#include <tchar.h>
#include <stdio.h>
#include "uplink.h"
-void OPENSSL_showfatal(const char *,...);
+void OPENSSL_showfatal(const char *, ...);
static TCHAR msg[128];
-static void unimplemented (void)
-{ OPENSSL_showfatal (sizeof(TCHAR)==sizeof(char)?"%s\n":"%S\n",msg);
- ExitProcess (1);
+static void unimplemented(void)
+{
+ OPENSSL_showfatal(sizeof(TCHAR) == sizeof(char) ? "%s\n" : "%S\n", msg);
+ ExitProcess(1);
}
-void OPENSSL_Uplink (volatile void **table, int index)
-{ static HMODULE volatile apphandle=NULL;
- static void ** volatile applinktable=NULL;
- int len;
- void (*func)(void)=unimplemented;
- HANDLE h;
- void **p;
+void OPENSSL_Uplink(volatile void **table, int index)
+{
+ static HMODULE volatile apphandle = NULL;
+ static void **volatile applinktable = NULL;
+ int len;
+ void (*func) (void) = unimplemented;
+ HANDLE h;
+ void **p;
- /* Note that the below code is not MT-safe in respect to msg
- * buffer, but what's the worst thing that can happen? Error
- * message might be misleading or corrupted. As error condition
- * is fatal and should never be risen, I accept the risk... */
- /* One can argue that I should have used InterlockedExchangePointer
- * or something to update static variables and table[]. Well,
- * store instructions are as atomic as they can get and assigned
- * values are effectively constant... So that volatile qualifier
- * should be sufficient [it prohibits compiler to reorder memory
- * access instructions]. */
+ /*
+ * Note that the below code is not MT-safe in respect to msg buffer, but
+ * what's the worst thing that can happen? Error message might be
+ * misleading or corrupted. As error condition is fatal and should never
+ * be risen, I accept the risk...
+ */
+ /*
+ * One can argue that I should have used InterlockedExchangePointer or
+ * something to update static variables and table[]. Well, store
+ * instructions are as atomic as they can get and assigned values are
+ * effectively constant... So that volatile qualifier should be
+ * sufficient [it prohibits compiler to reorder memory access
+ * instructions].
+ */
do {
- len = _sntprintf (msg,sizeof(msg)/sizeof(TCHAR),
- _T("OPENSSL_Uplink(%p,%02X): "),table,index);
- _tcscpy (msg+len,_T("unimplemented function"));
+ len = _sntprintf(msg, sizeof(msg) / sizeof(TCHAR),
+ _T("OPENSSL_Uplink(%p,%02X): "), table, index);
+ _tcscpy(msg + len, _T("unimplemented function"));
- if ((h=apphandle)==NULL)
- { if ((h=GetModuleHandle(NULL))==NULL)
- { apphandle=(HMODULE)-1;
- _tcscpy (msg+len,_T("no host application"));
- break;
- }
- apphandle = h;
- }
- if ((h=apphandle)==(HMODULE)-1) /* revalidate */
- break;
+ if ((h = apphandle) == NULL) {
+ if ((h = GetModuleHandle(NULL)) == NULL) {
+ apphandle = (HMODULE) - 1;
+ _tcscpy(msg + len, _T("no host application"));
+ break;
+ }
+ apphandle = h;
+ }
+ if ((h = apphandle) == (HMODULE) - 1) /* revalidate */
+ break;
- if (applinktable==NULL)
- { void**(*applink)();
+ if (applinktable == NULL) {
+ void **(*applink) ();
- applink=(void**(*)())GetProcAddress(h,"OPENSSL_Applink");
- if (applink==NULL)
- { apphandle=(HMODULE)-1;
- _tcscpy (msg+len,_T("no OPENSSL_Applink"));
- break;
- }
- p = (*applink)();
- if (p==NULL)
- { apphandle=(HMODULE)-1;
- _tcscpy (msg+len,_T("no ApplinkTable"));
- break;
- }
- applinktable = p;
- }
- else
- p = applinktable;
+ applink = (void **(*)())GetProcAddress(h, "OPENSSL_Applink");
+ if (applink == NULL) {
+ apphandle = (HMODULE) - 1;
+ _tcscpy(msg + len, _T("no OPENSSL_Applink"));
+ break;
+ }
+ p = (*applink) ();
+ if (p == NULL) {
+ apphandle = (HMODULE) - 1;
+ _tcscpy(msg + len, _T("no ApplinkTable"));
+ break;
+ }
+ applinktable = p;
+ } else
+ p = applinktable;
- if (index > (int)p[0])
- break;
+ if (index > (int)p[0])
+ break;
- if (p[index]) func = p[index];
+ if (p[index])
+ func = p[index];
} while (0);
table[index] = func;
-}
+}
#if defined(_MSC_VER) && defined(_M_IX86) && !defined(OPENSSL_NO_INLINE_ASM)
-#define LAZY(i) \
-__declspec(naked) static void lazy##i (void) { \
- _asm push i \
- _asm push OFFSET OPENSSL_UplinkTable \
- _asm call OPENSSL_Uplink \
- _asm add esp,8 \
- _asm jmp OPENSSL_UplinkTable+4*i }
+# define LAZY(i) \
+__declspec(naked) static void lazy##i (void) { \
+ _asm push i \
+ _asm push OFFSET OPENSSL_UplinkTable \
+ _asm call OPENSSL_Uplink \
+ _asm add esp,8 \
+ _asm jmp OPENSSL_UplinkTable+4*i }
-#if APPLINK_MAX>25
-#error "Add more stubs..."
-#endif
+# if APPLINK_MAX>25
+# error "Add more stubs..."
+# endif
/* make some in advance... */
-LAZY(1) LAZY(2) LAZY(3) LAZY(4) LAZY(5)
-LAZY(6) LAZY(7) LAZY(8) LAZY(9) LAZY(10)
-LAZY(11) LAZY(12) LAZY(13) LAZY(14) LAZY(15)
-LAZY(16) LAZY(17) LAZY(18) LAZY(19) LAZY(20)
-LAZY(21) LAZY(22) LAZY(23) LAZY(24) LAZY(25)
+LAZY(1) LAZY(2) LAZY(3) LAZY(4) LAZY(5)
+ LAZY(6) LAZY(7) LAZY(8) LAZY(9) LAZY(10)
+ LAZY(11) LAZY(12) LAZY(13) LAZY(14) LAZY(15)
+ LAZY(16) LAZY(17) LAZY(18) LAZY(19) LAZY(20)
+ LAZY(21) LAZY(22) LAZY(23) LAZY(24) LAZY(25)
void *OPENSSL_UplinkTable[] = {
- (void *)APPLINK_MAX,
- lazy1, lazy2, lazy3, lazy4, lazy5,
- lazy6, lazy7, lazy8, lazy9, lazy10,
- lazy11,lazy12,lazy13,lazy14,lazy15,
- lazy16,lazy17,lazy18,lazy19,lazy20,
- lazy21,lazy22,lazy23,lazy24,lazy25,
+ (void *)APPLINK_MAX,
+ lazy1, lazy2, lazy3, lazy4, lazy5,
+ lazy6, lazy7, lazy8, lazy9, lazy10,
+ lazy11, lazy12, lazy13, lazy14, lazy15,
+ lazy16, lazy17, lazy18, lazy19, lazy20,
+ lazy21, lazy22, lazy23, lazy24, lazy25,
};
#endif
#ifdef SELFTEST
-main() { UP_fprintf(UP_stdout,"hello, world!\n"); }
+main()
+{
+ UP_fprintf(UP_stdout, "hello, world!\n");
+}
#endif
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